aliraza2 aliraza2
  • 02-06-2020
  • Mathematics
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A sector with a radius of 15 cm has a central angle measure of 8pie/5
What is the area of the sector?

A sector with a radius of 15 cm has a central angle measure of 8pie5 What is the area of the sector class=

Respuesta :

PhantomWisdom PhantomWisdom
  • 07-06-2020

Answer:

The area of the sector is [tex]180\pi \ cm^2[/tex].

Step-by-step explanation:

We have,

Radius of circle is 15 cm

Central angle is [tex]\dfrac{8\pi}{5}\ \text{radian}[/tex]

It is required to find the area of the sector. The formula used to find the area of sector is given by :

[tex]A=\dfrac{1}{2}r^2\theta[/tex]

Plugging all the values in above formula as :

[tex]A=\dfrac{1}{2}\times 15^2\times \dfrac{8\pi}{5}\\A=180\pi \ cm^2[/tex]

So, the area of the sector is [tex]180\pi \ cm^2[/tex].

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